#661F6B#661F6B

#661F6B is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.3% C 0.140 H 325.1°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#661F6B
RGB	rgb(102, 31, 107)
HSL	hsl(296, 55%, 27%)
HSV	hsv(296, 71%, 42%)
CMYK	cmyk(4.7%, 71%, 0%, 58%)
CIE-LAB	lab(26.35, 42.12, -28.86)
CIE-LCH	lch(26.35, 51.06, 325.58°)
OKLab	oklab(38.33% 0.1149 -0.0802)
OKLCH	oklch(38.33% 0.14 325.1)
XYZ	xyz(8.6231, 4.8668, 14.3923)
Luminance	0.0487 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661F6B #246B1F

analogous

#401F6B #661F6B #6B1F4A

triadic

#661F6B #6B661F #1F6B66

tetradic

#661F6B #6B401F #246B1F #1F4A6B

square

#661F6B #6B401F #246B1F #1F4A6B

split-complementary

#661F6B #4A6B1F #1F6B40

monochromatic

#170718 #39113C #661F6B #932D9A #BE3DC7

Accessibility & contrast

On white

10.64

#661F6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#661F6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661F6B

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661F6B	#FFFFFF	#000000	##FFFFFF
##661F6B	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E396D

Deuteranopia (green-blind)

#2E4169

Tritanopia (blue-blind)

#682B42

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #661f6b;
/* rgb */ color: rgb(102, 31, 107);
/* oklch */ color: oklch(38.3% 0.140 325.1);

Tailwind

colors: {
  custom: {
    50: '#946196',
    500: '#661f6b',
    950: '#000000',
  },
}

SCSS

$custom: #661f6b;
$custom-light: #946196;
$custom-dark: #000000;

JSON

{
  "hex": "#661f6b",
  "rgb": {
    "r": 102,
    "g": 31,
    "b": 107
  },
  "hsl": {
    "h": 296.053,
    "s": 55.072,
    "l": 27.059
  },
  "oklch": {
    "l": 0.38328,
    "c": 0.14009,
    "h": 325.1
  },
  "luminance": 0.04866
}

Semantic roles & 50–950 ramp

primary

#661F6B

secondary

#4C9F47

accent

#DE4953

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0D050D

muted

#7E7A7E

Preview Lab

Preview with #661F6B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →